On Feb 17, 2015, at 3:34 PM, Brendan Eich wrote:

> Cyrus Najmabadi wrote:
>> 
>> Ok.  Thanks for confirming our read of the grammar.  Is this shown on any breaking changes list anywhere?
>> 
> 
> It should be -- who is maintaining such a list?
> 
> Cc'ing Oliver, I believe he found a `for (var x = i in o)` use in the wild but it was evangelized successfully. Mike Taylor may have helped, cc'ing him too.

https://people.mozilla.org/%7Ejorendorff/es6-draft.html#sec-in-edition-6
and
https://people.mozilla.org/%7Ejorendorff/es6-draft.html#sec-in-the-6th-edition 

the above is the 7th item on the second list.


But I know, there are some things still missing from these lists so please file a bug if you know of a breaking change that is missing

Allen
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https://people.mozilla.org/%7Ejorendorff/es6-draft.html#sec-in-edition-6
and
https://people.mozilla.org/%7Ejorendorff/es6-draft.html#sec-in-the-6th-edition 

the above is the 7th item on the second list.


But I know, there are some things still missing from these lists so please file a bug if you know of a breaking change that is missing